1#ifndef _PERF_XYARRAY_H_
 2#define _PERF_XYARRAY_H_ 1
 3
 4#include <sys/types.h>
 5
 6struct xyarray {
 7	size_t row_size;
 8	size_t entry_size;
 9	char contents[];
10};
11
12struct xyarray *xyarray__new(int xlen, int ylen, size_t entry_size);
13void xyarray__delete(struct xyarray *xy);
14
15static inline void *xyarray__entry(struct xyarray *xy, int x, int y)
16{
17	return &xy->contents[x * xy->row_size + y * xy->entry_size];
18}
19
20#endif /* _PERF_XYARRAY_H_ */